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30121303301 = 2411231101531
BaseRepresentation
bin11100000011010111…
…101001110100000101
32212202012112202012222
4130003113221310011
5443142023201201
621500524022125
72114301565535
oct340327516405
985665482188
1030121303301
1111857765aa1
125a07691945
132ac05572bb
14165a5c34c5
15bb45da91b
hex7035e9d05

30121303301 has 8 divisors (see below), whose sum is σ = 30271156608. Its totient is φ = 29971656000.

The previous prime is 30121303291. The next prime is 30121303313. The reversal of 30121303301 is 10330312103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30121303301 - 214 = 30121286917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 30121303301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30121303321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245906 + ... + 347436.

It is an arithmetic number, because the mean of its divisors is an integer number (3783894576).

Almost surely, 230121303301 is an apocalyptic number.

It is an amenable number.

30121303301 is a deficient number, since it is larger than the sum of its proper divisors (149853307).

30121303301 is a wasteful number, since it uses less digits than its factorization.

30121303301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103003.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 30121303301 its reverse (10330312103), we get a palindrome (40451615404).

The spelling of 30121303301 in words is "thirty billion, one hundred twenty-one million, three hundred three thousand, three hundred one".

Divisors: 1 241 1231 101531 296671 24468971 124984661 30121303301